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Finding the Fourth Proportional to 536,331, 740,141.52 and 294,618.48

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Solution

The fourth proportional to 536,331, 740,141.52 and 294,618.48 is: 406,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,331 : 740,141.52 = 294,618.48 : x
  2. Step 2: Convert to fraction form
    536,331/740,141.52 = 294,618.48/x
  3. Step 3: Cross multiply
    536,331x = 740,141.52 × 294,618.48
  4. Step 4: Simplify right side
    536,331x = 218,059,369,607.29
  5. Step 5: Solve for x
    x = 218,059,369,607.29/536,331
  6. Step 6: Final answer
    x = 406,576.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.